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4.
Adam H has a huge titanic sized head or nipple head as he's best known.
onionhead
by Mathhew Ogilavu September 24, 2003
5 20
 
1.
Military term for a newbie or green troop. Refers to the pitiful cue ballish hair cut that new recruits get during basic training.
Get ready. We’re supposed to get in 6 new onion heads this week.
by Trav September 27, 2004
88 26
 
2.
An Onion, in drug culture, is an ounce of cocaine. Hence, an onion head, is a cocaine addict or one who has a sweet tooth for cocaine.
"Onion head ni**as spread out and parlay" - Ghostface Killah, Wu Tang Clan
by Frank Board August 08, 2005
85 45
 
3.
A group of meatheads that haven't realized their full potential yet.

WannaBe Meatheads
Hey Bill, check out the onionheads playing with that C4!!
Do you think they'll ever make Meathead?
by JEEPERS128 January 18, 2010
6 1
 
5.
Term used to describe Hispanic gang member with a shaved head. Synonym - beaner.
Stupid ignorant morons that look like onions with clothes on. Screw you onion head - you are under arrest!
by John from LA December 12, 2006
14 41